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2026-06-06 - 00:23
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Jun 05, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89392177109,7sleep20-21swapper/207:09:392
36572128119,6sleep10-21swapper/107:05:091
8676212262,7sleep00-21swapper/007:06:170
8624210898,7sleep30-21swapper/307:05:353
325902640,0sleep10-21swapper/107:25:201
27412610,1sleep338-21rcuc/307:30:133
324832600,1sleep032489-21kthreadcore07:55:180
307502590,0sleep30-21swapper/310:15:183
212562580,0sleep30-21swapper/307:45:193
916999270,26cyclictest0-21swapper/210:56:152
916999260,25cyclictest0-21swapper/212:35:222
916999260,25cyclictest0-21swapper/212:31:192
916999260,24cyclictest13242-21gzip07:40:212
916999260,24cyclictest13242-21gzip07:40:202
9161992619,7cyclictest0-21swapper/012:18:490
9169992319,2cyclictest15129-21cut08:10:112
916999231,21cyclictest0-21swapper/211:30:432
916999230,22cyclictest0-21swapper/209:48:152
916699231,21cyclictest0-21swapper/108:53:091
916699230,22cyclictest0-21swapper/112:05:521
263932230,2sleep226397-21latency_hist10:15:002
916999227,8cyclictest0-21swapper/210:25:182
916999222,14cyclictest0-21swapper/210:46:322
916999221,20cyclictest0-21swapper/209:56:542
916999220,21cyclictest0-21swapper/211:25:112
916999220,21cyclictest0-21swapper/207:21:082
9166992218,2cyclictest749-21snmpd11:50:161
916699221,20cyclictest0-21swapper/112:00:371
916699220,3cyclictest0-21swapper/108:47:201
916699220,21cyclictest0-21swapper/111:30:071
916699220,21cyclictest0-21swapper/109:48:561
916699220,21cyclictest0-21swapper/108:44:081
916699220,21cyclictest0-21swapper/107:13:141
916199220,21cyclictest0-21swapper/009:41:120
916199220,21cyclictest0-21swapper/009:25:170
916199220,21cyclictest0-21swapper/009:17:330
9169992119,2cyclictest0-21swapper/209:52:262
9169992119,1cyclictest749-21snmpd07:46:592
9169992118,2cyclictest749-21snmpd09:21:052
9169992118,2cyclictest749-21snmpd07:32:022
9169992117,3cyclictest10400-21awk12:25:002
9169992117,3cyclictest0-21swapper/207:16:262
916999211,19cyclictest0-21swapper/212:02:172
916999210,20cyclictest0-21swapper/212:19:362
916999210,20cyclictest0-21swapper/211:06:222
916999210,20cyclictest0-21swapper/211:03:582
916999210,20cyclictest0-21swapper/210:08:112
916999210,20cyclictest0-21swapper/209:42:092
916999210,20cyclictest0-21swapper/209:33:202
9166992119,2cyclictest0-21swapper/112:16:041
9166992117,3cyclictest0-21swapper/111:11:311
9166992117,2cyclictest31622-21sadc08:25:001
916699210,2cyclictest0-21swapper/109:33:361
916699210,2cyclictest0-21swapper/108:56:591
916699210,21cyclictest0-21swapper/109:09:141
916699210,20cyclictest0-21swapper/112:35:281
916699210,20cyclictest0-21swapper/112:32:011
916699210,20cyclictest0-21swapper/112:21:461
916699210,20cyclictest0-21swapper/111:55:581
916699210,20cyclictest0-21swapper/111:38:371
916699210,20cyclictest0-21swapper/111:15:101
916699210,20cyclictest0-21swapper/110:20:421
916699210,20cyclictest0-21swapper/110:18:501
916699210,20cyclictest0-21swapper/110:12:481
916699210,20cyclictest0-21swapper/109:57:121
916699210,20cyclictest0-21swapper/109:22:411
916699210,20cyclictest0-21swapper/108:31:591
916699210,20cyclictest0-21swapper/107:58:591
916699210,20cyclictest0-21swapper/107:47:211
916699210,20cyclictest0-21swapper/107:36:531
916699210,20cyclictest0-21swapper/107:32:141
9161992119,1cyclictest749-21snmpd12:11:580
9161992119,1cyclictest749-21snmpd10:44:510
9161992119,1cyclictest749-21snmpd09:56:210
35702210,0sleep30-21swapper/310:20:173
9169992018,2cyclictest0-21swapper/209:08:002
9169992018,2cyclictest0-21swapper/208:41:092
9169992018,1cyclictest749-21snmpd11:12:372
9169992018,1cyclictest749-21snmpd10:54:312
9169992018,1cyclictest749-21snmpd10:23:422
9169992017,2cyclictest749-21snmpd11:47:462
9169992016,3cyclictest0-21swapper/210:39:212
916999200,2cyclictest0-21swapper/210:19:592
916999200,20cyclictest0-21swapper/212:28:522
916999200,20cyclictest0-21swapper/211:55:282
916999200,19cyclictest0-21swapper/209:29:012
916999200,19cyclictest0-21swapper/209:15:212
916999200,19cyclictest0-21swapper/207:55:432
916999200,19cyclictest0-21swapper/207:35:292
916999200,14cyclictest0-21swapper/208:49:372
9166992018,2cyclictest0-21swapper/112:26:191
9166992018,2cyclictest0-21swapper/110:31:481
9166992018,2cyclictest0-21swapper/110:07:061
9166992018,2cyclictest0-21swapper/108:03:291
9166992017,3cyclictest0-21swapper/109:41:391
9166992017,3cyclictest0-21swapper/109:27:081
9166992016,3cyclictest0-21swapper/108:38:241
916699200,2cyclictest0-21swapper/110:51:401
916699200,2cyclictest0-21swapper/109:37:081
916699200,2cyclictest0-21swapper/109:00:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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